Originally Posted by bairdco
what he said... ^
also, sometimes the 415 chains don't fit. the kmc 415hd chain doesn't fit on some grubee gt5's i've had.
the "pitch" is slightly off so when it wraps around the sprocket the links don't all fall onto the gear. it's like the spacing between links is just slightly less than the spacing of the teeth.
I think this might be the problem. I just got a 415 master link. So I'll give this chain one more shot once it's properly shortened. After that, I'm trying 410